Analysis

  • max time kernel
    120s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    29-01-2025 01:27

General

  • Target

    0992dbf50dd535eebb99b7559eb3d7f6122fd4138920795fcb2efb70f662828a.exe

  • Size

    1.2MB

  • MD5

    28229c89ba14b8d90861dff029c36510

  • SHA1

    cbfc9a108dee87651b0ccfacfe49001bb28bdb71

  • SHA256

    0992dbf50dd535eebb99b7559eb3d7f6122fd4138920795fcb2efb70f662828a

  • SHA512

    57e30c0257c3356e83bcd2bf7e92fab13f5b8285717acf2c87795fdd8c3218686c2a76dd7bc6e2d965b88a63d7110a12b86aa47d66a37be15998333097e82852

  • SSDEEP

    24576:jAHnh+eWsN3skA4RV1Hom2KXFmIam3X3N5tBgHVYHrSJEwZ4lC5:uh+ZkldoPK1XamH3N5U14rSniK

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    ftp.ercolina-usa.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    nXe0M~WkW&nJ

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.ercolina-usa.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    nXe0M~WkW&nJ

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • Agenttesla family
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0992dbf50dd535eebb99b7559eb3d7f6122fd4138920795fcb2efb70f662828a.exe
    "C:\Users\Admin\AppData\Local\Temp\0992dbf50dd535eebb99b7559eb3d7f6122fd4138920795fcb2efb70f662828a.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2184
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Users\Admin\AppData\Local\Temp\0992dbf50dd535eebb99b7559eb3d7f6122fd4138920795fcb2efb70f662828a.exe"
      2⤵
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2532
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2184 -s 316
      2⤵
      • Program crash
      PID:1052

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2184-11-0x0000000000DA0000-0x00000000011A0000-memory.dmp

    Filesize

    4.0MB

  • memory/2532-12-0x0000000000400000-0x0000000000444000-memory.dmp

    Filesize

    272KB

  • memory/2532-16-0x0000000000400000-0x0000000000444000-memory.dmp

    Filesize

    272KB

  • memory/2532-14-0x0000000000400000-0x0000000000444000-memory.dmp

    Filesize

    272KB

  • memory/2532-17-0x00000000741CE000-0x00000000741CF000-memory.dmp

    Filesize

    4KB

  • memory/2532-18-0x00000000741C0000-0x00000000748AE000-memory.dmp

    Filesize

    6.9MB

  • memory/2532-21-0x00000000741CE000-0x00000000741CF000-memory.dmp

    Filesize

    4KB

  • memory/2532-22-0x00000000741C0000-0x00000000748AE000-memory.dmp

    Filesize

    6.9MB